CN107321637B - Building abandonment stuff thickness width sorter - Google Patents
Building abandonment stuff thickness width sorter Download PDFInfo
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- CN107321637B CN107321637B CN201710555099.5A CN201710555099A CN107321637B CN 107321637 B CN107321637 B CN 107321637B CN 201710555099 A CN201710555099 A CN 201710555099A CN 107321637 B CN107321637 B CN 107321637B
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- 239000002699 waste material Substances 0.000 claims abstract description 22
- 238000012545 processing Methods 0.000 claims abstract description 20
- 238000006073 displacement reaction Methods 0.000 claims abstract description 14
- 238000005259 measurement Methods 0.000 claims abstract description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract 4
- 238000010168 coupling process Methods 0.000 abstract 4
- 238000005859 coupling reaction Methods 0.000 abstract 4
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/12—Sorting according to size characterised by the application to particular articles, not otherwise provided for
- B07C5/14—Sorting timber or logs, e.g. tree trunks, beams, planks or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/08—Sorting according to size measured electrically or electronically
- B07C5/083—Mechanically moved sensing devices, the movement of which influences the electric contact members
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Forests & Forestry (AREA)
- Crushing And Grinding (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a thickness and width classifier for waste building battens, which comprises a lower frame (1), a power amplifier (47), a loudspeaker (18), a display screen (6), a motor (16), a gearbox (53) and a workbench (15), and is characterized in that: be provided with swing arm axle (25) in ratchet group swing arm mounting hole, the swing arm axle passes through the bearing suit and connects in bearing frame (23) and through swing arm nut (27), swing arm (24) one end rigid coupling in swing arm axle, the other end rigid coupling is on the axle sleeve (26) of ratchet group, the one end interval cover of ratchet axle is equipped with a plurality of ratchet (28), the other end rigid coupling of ratchet axle has the sprocket, be equipped with a photoelectric switch (14) on the mesa of workstation, it surveys wide swing arm (32) to be equipped with one through one survey wide screw (31) in the product processing track outside, there is a stay cord displacement sensor II (13) through connection piece (35) rigid coupling in the last place ahead of last frame, stay cord displacement sensor, the power amplifier, the display screen, the megaphone links to each other with a measurement control circuit.
Description
Technical Field
The invention relates to mechanical equipment, in particular to a thickness and width sorter for building waste battens.
Background
As is well known, the recycling and reprocessing of the building waste battens is a production mode which saves resources and is beneficial to environmental protection, the thickness and width classification of the battens is not carried out in the current waste batten processing process, battens with different thicknesses and widths need to be polished in fixed thickness and fixed width in the processing process, and thus a large amount of raw materials are wasted and a large amount of labor and energy are consumed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a thickness and width classifier for building waste battens, which can classify the battens in thickness and width, saves raw materials and energy, is simple to operate and has voice broadcasting and video display functions. The specific technical scheme is as follows: the thickness and width sorter for the building waste battens comprises a lower frame, a power amplifier, a loudspeaker, a display screen, a motor, a gearbox and a workbench, wherein an upper frame is arranged on the workbench, three groups of equidistant ratchet group swing arm mounting holes are formed in the left side and the right side of the upper frame, a swing arm shaft is arranged in each ratchet group swing arm mounting hole, each swing arm shaft is sleeved in a bearing seat through a bearing and connected through a swing arm nut, one end of each swing arm is fixedly connected to the corresponding swing arm shaft, the other end of each swing arm is fixedly connected to a shaft sleeve of each ratchet group, each ratchet shaft is sleeved in each shaft sleeve, a plurality of ratchets are sleeved at one end of each ratchet shaft at intervals, the other end of each ratchet shaft is fixedly connected with a chain wheel, a tensioning chain wheel swing arm is installed at one side, close to the chain wheel, of the top end of the lower frame, a tensioning chain wheel is installed at the other end of each tensioning chain wheel swing arm, the inner side intermediate wheel is linked with a speed change chain wheel on a gearbox through a chain I, the outer side intermediate wheel is linked with a tension chain wheel and a rear ratchet group outer side chain wheel through a chain II, the rear ratchet group inner side chain wheel is linked with a middle ratchet group inner side chain wheel through a chain III, the middle ratchet group outer side chain wheel is linked with a front ratchet group chain wheel through a chain IV, a photoelectric switch is arranged on a table board of the working table, a product processing track is arranged on one side of the table board of the working table close to the ratchet wheel, a width measuring swing arm is arranged on the outer side of the product processing track through a width measuring screw, a width measuring wheel is arranged at one end of the width measuring swing arm through a width measuring rod, the upper portion of the width measuring rod is connected with a joint of a pull rope displacement sensor I fixed on the side surface of an upper frame through a pull ring, the upper portion of the width measuring rod is connected with the outer, the joint is fixed above the ratchet shaft sleeve of the front ratchet wheel set, and the pull rope displacement sensor, the power amplifier, the display screen and the loudspeaker are connected with a measurement control circuit.
In order to save materials and reduce energy consumption, the chain I can also be directly linked with a speed change chain wheel, a tension chain wheel and a chain wheel at the outer side of the rear ratchet wheel group.
The measurement control circuit comprises an embedded microcontroller STM8S207C6, an LED drive control special circuit TM1639, a Header4, a CMOS device 74HC595 with a silicon structure, a six-phase reverse Schmitt trigger MC74HC14AD, a Header5X2, XH2.54-5A, a voice chip PM66 and a power amplifier NS4158, a reset circuit consisting of R17 and C18 is connected to a pin 1 of STM8S207C6, a crystal oscillator circuit consisting of C19, C20 and Y1 is connected to pins 2 and 3, the pins 4, 5, 14 and 31 are grounded, a pin 6 is grounded through C16, pins 7, 8, 13 and 32 are connected to a direct current power supply circuit VCC, a pin 9 is connected with U1A, a pin 10 is connected with U1A, a pin 21 is connected with U1A, a pin 22 is connected with U1A, a pin 26 is connected with U1A, a pin 27 is connected with U1, a VCC is connected with a power supply circuit, a pin 19 is connected with a power supply circuit R4172, a power supply circuit R19, a power supply circuit R72, a power supply circuit R4172, a pin 72, a post-S72, a voice chip R4172, a post-S7, a voice chip R4172, a post-S72, a chip R4172, a voice chip R4172, its pin 24 is connected to U2B, its pin 25 is connected to U2A, its pins 28, 29 and 30 are respectively connected with pins 6, 7 and 8 of U7TM1639, its pins 33, 34 and 41 are respectively connected with pins 6, 7 and 8 of U8TM1639, its pins 43, 44 and 45 are respectively connected with pins 6, 7 and 8 of U9TM1639, its pins 46, 47 and 48 are respectively connected with pins 6, 7 and 8 of U6TM1639, its pins 38 and 39 are respectively connected with DC power supply VCC through R27 and R25, its pin 42 is connected to P9 pin 2, P9 is a programming interface, U6TM1639 is connected with controls D4 and D5, U7TM1639 is connected with controls D6 and D7, and a key scan and key scan data register composed of S1-S8, U8TM1639 is connected with controls D8 and D9, U9 is connected with controls D10 and 11.
The direct current power supply circuit consists of D1, D2, R11, R12, R13, C16, TVS1, ZD1, C13, LM259612.0 (switching voltage regulator), D3, L1, C15 and C14 and supplies direct current to all corresponding positions, and the 5V output end of the direct current power supply circuit is connected with the 3 pins of P1, R1 and P3, the 3 pins of R4 and P5 and R27.
In order to facilitate the movement of the product, a plurality of groups of rollers with equal intervals are arranged on the product processing track, and the rollers are fixed in the workbench through roller shafts.
In order to facilitate the up-and-down movement of the ratchet wheel group, a long hole is arranged at the position of the ratchet wheel group in the upper frame device.
In order to avoid potential safety hazards caused by winding, a cover is arranged above the upper frame through a hinge.
The ratchet wheel set is characterized in that a plurality of ratchet wheels are sleeved on the ratchet wheel positioning sleeve, a ratchet wheel shaft is sleeved in the ratchet wheel positioning sleeve, and one end of the ratchet wheel shaft is fixed on the ratchet wheel positioning sleeve through a special-shaped screw cap.
In order to facilitate the moving and processing, universal wheels can be additionally arranged at the bottom of the lower rack.
According to the technical scheme, the batten is placed on the product processing rail during classification, the batten is pushed under the combined action of gravity, the ratchet wheel and the roller wheel, the width measuring swing arm and the width measuring wheel are extruded and rotated in the pushing process, the joint of the pull rope displacement sensor is stretched to obtain batten width data, the front ratchet wheel group is lifted when the batten passes through the lower portion of the front ratchet wheel group, the joint of the pull rope displacement sensor on the front ratchet wheel group moves up and down to obtain batten thickness data, the batten thickness data are transmitted to an STM8S207C6 (embedded microcontroller) through opening of the photoelectric switch, the data are transmitted to the display, the power amplifier and the loudspeaker after processing, and workers can accurately classify and stack timbers through sound or the display screen. Since the waste battens are classified into thickness and width according to a certain size range through a burning program interface before the machine works, the processed data are classified into ten grades according to different sizes of the thickness and the width. After the building abandoned battens are classified, the same-grade splicing processing can be carried out according to the classified grades during processing, so that the produced plates are basically not wasted during polishing processing, and the required power is greatly reduced. The invention can completely achieve the invention aims of classifying the thickness and the width of the batten, saving raw materials and energy, having simple operation and having voice broadcasting and video display.
Drawings
FIG. 1 is a schematic structural diagram of a waste building batten thickness and width sorting machine according to the invention;
FIG. 2 is a schematic top view of the waste building batten thickness and width sorter of the present invention;
FIG. 3 is a schematic diagram of a right-view structure of the waste building batten thickness and width sorting machine of the invention;
FIG. 4 is a left side view schematic diagram of the waste building batten thickness and width sorting machine of the invention;
FIG. 5 is a schematic diagram of a measurement control circuit of the waste building batten thickness and width sorter of the invention;
FIG. 6 is a schematic diagram of a measuring control circuit of the waste building batten thickness and width sorting machine after wiring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In order to save materials and reduce energy consumption, the chain I can also be directly linked with a speed change chain wheel, a tension chain wheel and a chain wheel at the outer side of the rear ratchet wheel group.
The measurement control circuit comprises an embedded microcontroller STM8S207C6, an LED drive control special circuit TM1639, a Header4, a CMOS device 74HC595 with a silicon structure, a six-phase reverse Schmitt trigger MC74HC14AD, a Header5X2, XH2.54-5A, a voice chip PM66 and a power amplifier NS4158, a reset circuit consisting of R17 and C18 is connected to a pin 1 of STM8S207C6, a crystal oscillator circuit consisting of C19, C20 and Y1 is connected to pins 2 and 3, the pins 4, 5, 14 and 31 are grounded, a pin 6 is grounded through C16, pins 7, 8, 13 and 32 are connected with a direct current power supply circuit VCC, the pin 9 is connected with U1A, the pin 10 is connected with U1A, the pin 21 is connected with U1A, the pin 22 is connected with U1A, the pin 26 is connected with U1A, the pin 27 is connected with U1A, the VCC is connected with the power supply circuit, the pin 10 is connected with the power supply circuit R19, the voice chip R4172, the voice chip R72, the pin 72, the voice chip A is connected with the voice chip R4172, the voice chip R72, the S72, the post-S A, the voice chip R4172, the voice chip 23, the S, its pin 24 is connected to U2B, its pin 25 is connected to U2A, its pins 28, 29 and 30 are respectively connected with pins 6, 7 and 8 of U7TM1639, its pins 33, 34 and 41 are respectively connected with pins 6, 7 and 8 of U8TM1639, its pins 43, 44 and 45 are respectively connected with pins 6, 7 and 8 of U9TM1639, its pins 46, 47 and 48 are respectively connected with pins 6, 7 and 8 of U6TM1639, its pins 38 and 39 are respectively connected with DC power supply VCC through R27 and R25, its pin 42 is connected to P9 pin 2, P9 is a programming interface, U6TM1639 is connected with controls D4 and D5, U7TM1639 is connected with controls D6 and D7, and a key scan and key scan data register composed of S1-S8, U8TM1639 is connected with controls D8 and D9, U9 is connected with controls D10 and 11.
The direct current power supply circuit consists of D1, D2, R11, R12, R13, C16, TVS1, ZD1, C13, switching voltage regulators LM259612.0, D3, L1, C15 and C14 and supplies direct current to all corresponding positions, and the 5V output end of the direct current power supply circuit is connected with the 3 pins of P1, R1 and P3, the 3 pins of R4 and P5 and R27.
In order to facilitate the movement of the product, a plurality of equidistant roller wheels 37 are arranged on the product processing track and are fixed in the workbench through roller wheel shafts 38.
In order to facilitate the up-and-down movement of the ratchet set, a long hole 51 is formed in the upper frame at the position of the ratchet set.
In order to avoid the potential safety hazard caused by winding, a cover 44 is arranged above the upper frame through a hinge 41.
The ratchet wheel set is characterized in that a plurality of ratchet wheels are sleeved on the ratchet wheel positioning sleeve, a ratchet wheel shaft is sleeved in the ratchet wheel positioning sleeve 20, and one end of the ratchet wheel shaft fixes the ratchet wheel through a special-shaped screw cap 17.
In order to facilitate the moving and processing, a universal wheel can be additionally arranged at the bottom of the lower frame.
Claims (9)
1. The utility model provides a building abandonment stuff thickness width sorter, includes lower frame (1), power amplifier (47), megaphone (18), display screen (6), motor (16), gearbox (53), workstation (15), its characterized in that: an upper frame (43) is arranged on a workbench, three groups of equidistant swing arm mounting holes (52) of ratchet groups are respectively arranged on the left side and the right side of the upper frame, swing arm shafts (25) are arranged in the swing arm mounting holes of the ratchet groups, the swing arm shafts are sleeved in bearing seats (23) through bearings and are connected through swing arm nuts (27), one end of each swing arm (24) is fixedly connected with the swing arm shaft, the other end of each swing arm is fixedly connected with a shaft sleeve (26) of each ratchet group, a ratchet shaft (9) is sleeved in the shaft sleeve, a plurality of ratchet wheels (28) are sleeved at one end of each ratchet shaft at intervals, a chain wheel is fixedly connected with the other end of each ratchet shaft, a tensioning chain wheel swing arm (42) is installed on one side, close to the chain wheel, of the top end of a lower frame through a screw (10), a tensioning chain wheel (4) is sleeved on the other end of the tensioning chain wheel swing arm through a tensioning chain wheel shaft (11), the tensioning chain wheel swing, the inner side intermediate wheel is linked with a speed change chain wheel (5) of a gearbox output shaft (12) through a chain I (48), the outer side intermediate wheel (2) is linked with a tension chain wheel and a rear ratchet group outer side (21) chain wheel through a chain II (3), a rear ratchet group inner side chain wheel (22) is linked with a middle ratchet group inner side chain wheel (20) through a chain III (49), a middle ratchet group outer side chain wheel (51) is linked with a front ratchet group chain wheel (7) through a chain IV (19), a photoelectric switch (14) is arranged on the table top of the workbench, a product processing track (37) is arranged on one side of the table top of the workbench close to the ratchet wheel, a width measuring swing arm (32) is arranged on the outer side of the product processing track through a width measuring screw (31), a width measuring wheel (39) is arranged at one end of the width measuring swing arm through a width measuring shaft (34), the upper portion of the width measuring shaft is connected with a pull rope (33) and a pull rope displacement sensor I (, the upper middle part of the width measuring shaft is connected with the outer side surface of the upper frame through a spring II (30), the upper front part of the upper frame is fixedly connected with a pull rope displacement sensor II (13) through a connecting sheet (35), a joint of the pull rope displacement sensor II is fixed above the ratchet wheel shaft sleeve of the front ratchet wheel set, and the pull rope displacement sensor, the power amplifier, the display screen and the loudspeaker are connected with a measurement control circuit.
2. The building waste batten thickness-width sorting machine according to claim 1, wherein: in order to save materials and reduce energy consumption, the chain I is directly linked with the speed changing chain wheel, the tensioning chain wheel and the chain wheel at the outer side of the rear ratchet wheel group.
3. The building waste batten thickness-width sorting machine according to claim 1, wherein: the measurement control circuit comprises an embedded microcontroller STM8S207C6, an LED drive control special circuit TM1639, a Header4, a CMOS device 74HC595 with a silicon structure, a six-phase reverse Schmitt trigger MC74HC14AD, a Header5X2, XH2.54-5A, a voice chip PM66 and a power amplifier NS4158, a reset circuit consisting of R17 and C18 is connected to a pin 1 of STM8S207C6, a crystal oscillator circuit consisting of C19, C20 and Y1 is connected to pins 2 and 3, the pins 4, 5, 14 and 31 are grounded, a pin 6 is grounded through C16, pins 7, 8, 13 and 32 are connected with a direct current power supply circuit VCC, the pin 9 is connected with U1A, the pin 10 is connected with U1A, the pin 21 is connected with U1A, the pin 22 is connected with U1A, the pin 26 is connected with U1A, the pin 27 is connected with U1A, the VCC is connected with the power supply circuit, the pin 10 is connected with the power supply circuit R19, the voice chip R4172, the voice chip R72, the pin 72, the voice chip A is connected with the voice chip R4172, the voice chip R72, the S72, the post-S A, the voice chip R4172, the voice chip 23, the S, its pin 24 is connected to U2B, its pin 25 is connected to U2A, its pins 28, 29 and 30 are respectively connected with pins 6, 7 and 8 of U7TM1639, its pins 33, 34 and 41 are respectively connected with pins 6, 7 and 8 of U8TM1639, its pins 43, 44 and 45 are respectively connected with pins 6, 7 and 8 of U9TM1639, its pins 46, 47 and 48 are respectively connected with pins 6, 7 and 8 of U6TM1639, its pins 38 and 39 are respectively connected with DC power supply VCC through R27 and R25, its pin 42 is connected to P9 pin 2, P9 is a programming interface, U6TM1639 is connected with controls D4 and D5, U7TM1639 is connected with controls D6 and D7, and a key scan and key scan data register composed of S1-S8, U8TM1639 is connected with controls D8 and D9, U9 is connected with controls D10 and 11.
4. The building waste batten thickness-width sorting machine according to claim 3, wherein: the direct current power supply circuit consists of D1, D2, R11, R12, R13, C16, TVS1, ZD1, C13, switching voltage regulators LM259612.0, D3, L1, C15 and C14 and supplies direct current to all corresponding positions, and the 5V output end of the direct current power supply circuit is connected with the 3 pins of P1, R1 and P3, the 3 pins of R4 and P5 and R27.
5. The building waste batten thickness-width sorting machine according to claim 1, wherein: in order to facilitate the movement of products, a plurality of groups of rollers (37) with equal intervals are arranged on the product processing track, and the rollers are fixed in the workbench through roller shafts (38).
6. The building waste batten thickness-width sorting machine according to claim 1, wherein: in order to facilitate the up-and-down movement of the ratchet wheel group, a long hole (51) is arranged at the position of the ratchet wheel group in the upper frame device.
7. The building waste batten thickness-width sorting machine according to claim 1, wherein: in order to avoid potential safety hazards caused by winding, a cover (44) is arranged above the upper frame through a hinge (41).
8. The building waste batten thickness-width sorting machine according to claim 1, wherein: the ratchet wheel set is characterized in that a plurality of ratchet wheels are sleeved on the ratchet wheel positioning sleeve, a ratchet wheel shaft is sleeved in the ratchet wheel positioning sleeve (20), and one end of the ratchet wheel shaft fixes the ratchet wheel through a special-shaped screw cap (17).
9. The building waste batten thickness-width sorting machine according to claim 1, wherein: in order to facilitate the moving and processing, a universal wheel is additionally arranged at the bottom of the lower frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710555099.5A CN107321637B (en) | 2017-07-10 | 2017-07-10 | Building abandonment stuff thickness width sorter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710555099.5A CN107321637B (en) | 2017-07-10 | 2017-07-10 | Building abandonment stuff thickness width sorter |
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| Publication Number | Publication Date |
|---|---|
| CN107321637A CN107321637A (en) | 2017-11-07 |
| CN107321637B true CN107321637B (en) | 2020-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710555099.5A Active CN107321637B (en) | 2017-07-10 | 2017-07-10 | Building abandonment stuff thickness width sorter |
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| Country | Link |
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| CN (1) | CN107321637B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2530786Y (en) * | 2002-03-25 | 2003-01-15 | 祁金玉 | Plywood sorting machine according to wood bar width |
| CN201070773Y (en) * | 2007-07-13 | 2008-06-11 | 周浩杨 | Self-feeding multi-chip clear handsaw bed |
| CN203464920U (en) * | 2013-07-10 | 2014-03-05 | 熊露华 | Cloth thickness measuring instrument |
| CN204996829U (en) * | 2015-02-10 | 2016-01-27 | 张家港市宏鑫源科技有限公司 | Automatic width thickness measuring device of surveying of wire rod |
| CN207413816U (en) * | 2018-01-11 | 2018-05-29 | 南充市龙煌建材有限公司 | Construction waste batten thickness width classifier |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10358298B2 (en) * | 2014-12-31 | 2019-07-23 | Fives Intralogistics Corp. | Slide sorter pop-up diverting conveyor with transfer rate based on article characteristics |
-
2017
- 2017-07-10 CN CN201710555099.5A patent/CN107321637B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2530786Y (en) * | 2002-03-25 | 2003-01-15 | 祁金玉 | Plywood sorting machine according to wood bar width |
| CN201070773Y (en) * | 2007-07-13 | 2008-06-11 | 周浩杨 | Self-feeding multi-chip clear handsaw bed |
| CN203464920U (en) * | 2013-07-10 | 2014-03-05 | 熊露华 | Cloth thickness measuring instrument |
| CN204996829U (en) * | 2015-02-10 | 2016-01-27 | 张家港市宏鑫源科技有限公司 | Automatic width thickness measuring device of surveying of wire rod |
| CN207413816U (en) * | 2018-01-11 | 2018-05-29 | 南充市龙煌建材有限公司 | Construction waste batten thickness width classifier |
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| Publication number | Publication date |
|---|---|
| CN107321637A (en) | 2017-11-07 |
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Effective date of registration: 20240524 Address after: 637900 Community 2, Niujiaowan Village, Qushui Town, Jialing District, Nanchong City, Sichuan Province Patentee after: Sanyuwu Environmental Protection Technology Co.,Ltd. Country or region after: China Address before: 637900 Community 2, Ercun, Wenfeng Township, Jialing District, Nanchong City, Sichuan Province Patentee before: NANCHONG LONGHUANG BUILDING MATERIALS CO.,LTD. Country or region before: China Patentee before: YANTAI YIFENG SENSOR MEASUREMENT AND CONTROL TECHNOLOGY CO.,LTD. |
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